CONTENTS OF VOL. XL. FIFTH SERIES. V 



Page 



Dr. Ladislas Natanson on the Critical Temperature of Hydro- 

 gen, and the Theory of Adiabatic Expansion in the Neigh- 

 bourhood of the Critical Point 272 



Mr. Henry F. W. Burstall on the Measurement of Cyclically 



Varying Temperature. (Plates I. & II.) 282 



Profs. C. Runge and P. Paschen on the Constituents of 



Cleveite Gas 297 



Profs. James Dewar and J. A. Fleming on the Variation in 

 the Electrical Resistance of Bismuth, when cooled to the 



Temperature of Solid Air. (Plate V.) 303 



Notices respecting New Books : — 



Dr. Joseph Prestwich's Geological Inquiry respecting 

 the A\ ater-bearing Strata of the Country around 

 London, with Reference especially to the Water- 

 Supply of the Metropolis ; and including some Re- 

 marks on Springs 311 



Geological Survey of Canada, Annual Report, New Series, 

 Vol. VI. Reports A (1892), A (1893), J, Q, R, S, 



1892-93 312 



Proceedings of the Geological Society : — 



Major H. de Haga Haig on the Physical Features and 



Geology of Mauritius 313 



Mr. W. S. Gresley on Ice-Plough Furrows of a Glacial 



Period 313 



Sir H. H. Howorth on the Shingle Beds of Eastern East 



Anglia 314 



Prof. W. J. Sollas on an Experiment to illustrate the 



Mode of Flow of a Viscous Fluid 314 



Mr. H. W. Monckton on the Stirling Dolerite 315 



Mr. J. Postlethwaite on some Railway Cuttings near 



Keswick 315 



Mr. D. Bell on the Shelly Clays and Gravels of Aber- 

 deenshire considered in Relation to the Question of 



Submergence 31*6 



Mr. G. S. Boulger's Geological Notes of a Journey round 



the Coast of Norway and into Northern Russia .... 317 

 Messrs. G. J. Hinde and H. Fox on a well-marked 

 Horizon of Radiolarian Rocks in the Lower Culm 

 Measures of Devon, Cornwall, and West Somerset . . 317 

 Messrs. G. F. Scott-Elliot and J. W. Gregory on the 

 Geology of Mount Ruwenzori and some adjoining 



Regions of Equatorial Africa 319 



Mr. A. Strahan on Overthrusts of Tertiary Date in 

 Dorset 319 



